Chapter 17 · verse 3 · gita.yoga.org

Bhagavad Gita 17.3

सत्त्वानुरूपा सर्वस्य श्रद्धा भवति भारत।श्रद्धामयोऽयं पुरुषो यो यच्छ्रद्धः स एव सः

The faith of each is in accordance with their nature, O Arjuna. People consist of their faith; as a person's faith is, so are they.